#include <Init.h>

void System_Init(){
    P0 = 0xff;
    P2 = P2 & 0x1f | 0x80;
    P2 &= 0x1f;
    
    P0 = 0x00;
    P2 = P2 & 0x1f | 0xa0;
    P2 &= 0x1f;    
}